summaryrefslogtreecommitdiff
path: root/gnulib-m4/sys_socket_h.m4
diff options
context:
space:
mode:
Diffstat (limited to 'gnulib-m4/sys_socket_h.m4')
-rw-r--r--gnulib-m4/sys_socket_h.m4176
1 files changed, 0 insertions, 176 deletions
diff --git a/gnulib-m4/sys_socket_h.m4 b/gnulib-m4/sys_socket_h.m4
deleted file mode 100644
index eaeabe7d..00000000
--- a/gnulib-m4/sys_socket_h.m4
+++ /dev/null
@@ -1,176 +0,0 @@
-# sys_socket_h.m4 serial 23
-dnl Copyright (C) 2005-2015 Free Software Foundation, Inc.
-dnl This file is free software; the Free Software Foundation
-dnl gives unlimited permission to copy and/or distribute it,
-dnl with or without modifications, as long as this notice is preserved.
-
-dnl From Simon Josefsson.
-
-AC_DEFUN([gl_HEADER_SYS_SOCKET],
-[
- AC_REQUIRE([gl_SYS_SOCKET_H_DEFAULTS])
- AC_REQUIRE([AC_CANONICAL_HOST])
-
- dnl On OSF/1, the functions recv(), send(), recvfrom(), sendto() have
- dnl old-style declarations (with return type 'int' instead of 'ssize_t')
- dnl unless _POSIX_PII_SOCKET is defined.
- case "$host_os" in
- osf*)
- AC_DEFINE([_POSIX_PII_SOCKET], [1],
- [Define to 1 in order to get the POSIX compatible declarations
- of socket functions.])
- ;;
- esac
-
- AC_CACHE_CHECK([whether <sys/socket.h> is self-contained],
- [gl_cv_header_sys_socket_h_selfcontained],
- [
- AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/socket.h>]], [[]])],
- [gl_cv_header_sys_socket_h_selfcontained=yes],
- [gl_cv_header_sys_socket_h_selfcontained=no])
- ])
- if test $gl_cv_header_sys_socket_h_selfcontained = yes; then
- dnl If the shutdown function exists, <sys/socket.h> should define
- dnl SHUT_RD, SHUT_WR, SHUT_RDWR.
- AC_CHECK_FUNCS([shutdown])
- if test $ac_cv_func_shutdown = yes; then
- AC_CACHE_CHECK([whether <sys/socket.h> defines the SHUT_* macros],
- [gl_cv_header_sys_socket_h_shut],
- [
- AC_COMPILE_IFELSE(
- [AC_LANG_PROGRAM([[#include <sys/socket.h>]],
- [[int a[] = { SHUT_RD, SHUT_WR, SHUT_RDWR };]])],
- [gl_cv_header_sys_socket_h_shut=yes],
- [gl_cv_header_sys_socket_h_shut=no])
- ])
- if test $gl_cv_header_sys_socket_h_shut = no; then
- SYS_SOCKET_H='sys/socket.h'
- fi
- fi
- fi
- # We need to check for ws2tcpip.h now.
- gl_PREREQ_SYS_H_SOCKET
- AC_CHECK_TYPES([struct sockaddr_storage, sa_family_t],,,[
- /* sys/types.h is not needed according to POSIX, but the
- sys/socket.h in i386-unknown-freebsd4.10 and
- powerpc-apple-darwin5.5 required it. */
-#include <sys/types.h>
-#ifdef HAVE_SYS_SOCKET_H
-#include <sys/socket.h>
-#endif
-#ifdef HAVE_WS2TCPIP_H
-#include <ws2tcpip.h>
-#endif
-])
- if test $ac_cv_type_struct_sockaddr_storage = no; then
- HAVE_STRUCT_SOCKADDR_STORAGE=0
- fi
- if test $ac_cv_type_sa_family_t = no; then
- HAVE_SA_FAMILY_T=0
- fi
- if test $ac_cv_type_struct_sockaddr_storage != no; then
- AC_CHECK_MEMBERS([struct sockaddr_storage.ss_family],
- [],
- [HAVE_STRUCT_SOCKADDR_STORAGE_SS_FAMILY=0],
- [#include <sys/types.h>
- #ifdef HAVE_SYS_SOCKET_H
- #include <sys/socket.h>
- #endif
- #ifdef HAVE_WS2TCPIP_H
- #include <ws2tcpip.h>
- #endif
- ])
- fi
- if test $HAVE_STRUCT_SOCKADDR_STORAGE = 0 || test $HAVE_SA_FAMILY_T = 0 \
- || test $HAVE_STRUCT_SOCKADDR_STORAGE_SS_FAMILY = 0; then
- SYS_SOCKET_H='sys/socket.h'
- fi
- gl_PREREQ_SYS_H_WINSOCK2
-
- dnl Check for declarations of anything we want to poison if the
- dnl corresponding gnulib module is not in use.
- gl_WARN_ON_USE_PREPARE([[
-/* Some systems require prerequisite headers. */
-#include <sys/types.h>
-#include <sys/socket.h>
- ]], [socket connect accept bind getpeername getsockname getsockopt
- listen recv send recvfrom sendto setsockopt shutdown accept4])
-])
-
-AC_DEFUN([gl_PREREQ_SYS_H_SOCKET],
-[
- dnl Check prerequisites of the <sys/socket.h> replacement.
- AC_REQUIRE([gl_CHECK_SOCKET_HEADERS])
- gl_CHECK_NEXT_HEADERS([sys/socket.h])
- if test $ac_cv_header_sys_socket_h = yes; then
- HAVE_SYS_SOCKET_H=1
- HAVE_WS2TCPIP_H=0
- else
- HAVE_SYS_SOCKET_H=0
- if test $ac_cv_header_ws2tcpip_h = yes; then
- HAVE_WS2TCPIP_H=1
- else
- HAVE_WS2TCPIP_H=0
- fi
- fi
- AC_SUBST([HAVE_SYS_SOCKET_H])
- AC_SUBST([HAVE_WS2TCPIP_H])
-])
-
-# Common prerequisites of the <sys/socket.h> replacement and of the
-# <sys/select.h> replacement.
-# Sets and substitutes HAVE_WINSOCK2_H.
-AC_DEFUN([gl_PREREQ_SYS_H_WINSOCK2],
-[
- m4_ifdef([gl_UNISTD_H_DEFAULTS], [AC_REQUIRE([gl_UNISTD_H_DEFAULTS])])
- m4_ifdef([gl_SYS_IOCTL_H_DEFAULTS], [AC_REQUIRE([gl_SYS_IOCTL_H_DEFAULTS])])
- AC_CHECK_HEADERS_ONCE([sys/socket.h])
- if test $ac_cv_header_sys_socket_h != yes; then
- dnl We cannot use AC_CHECK_HEADERS_ONCE here, because that would make
- dnl the check for those headers unconditional; yet cygwin reports
- dnl that the headers are present but cannot be compiled (since on
- dnl cygwin, all socket information should come from sys/socket.h).
- AC_CHECK_HEADERS([winsock2.h])
- fi
- if test "$ac_cv_header_winsock2_h" = yes; then
- HAVE_WINSOCK2_H=1
- UNISTD_H_HAVE_WINSOCK2_H=1
- SYS_IOCTL_H_HAVE_WINSOCK2_H=1
- else
- HAVE_WINSOCK2_H=0
- fi
- AC_SUBST([HAVE_WINSOCK2_H])
-])
-
-AC_DEFUN([gl_SYS_SOCKET_MODULE_INDICATOR],
-[
- dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
- AC_REQUIRE([gl_SYS_SOCKET_H_DEFAULTS])
- gl_MODULE_INDICATOR_SET_VARIABLE([$1])
- dnl Define it also as a C macro, for the benefit of the unit tests.
- gl_MODULE_INDICATOR_FOR_TESTS([$1])
-])
-
-AC_DEFUN([gl_SYS_SOCKET_H_DEFAULTS],
-[
- GNULIB_SOCKET=0; AC_SUBST([GNULIB_SOCKET])
- GNULIB_CONNECT=0; AC_SUBST([GNULIB_CONNECT])
- GNULIB_ACCEPT=0; AC_SUBST([GNULIB_ACCEPT])
- GNULIB_BIND=0; AC_SUBST([GNULIB_BIND])
- GNULIB_GETPEERNAME=0; AC_SUBST([GNULIB_GETPEERNAME])
- GNULIB_GETSOCKNAME=0; AC_SUBST([GNULIB_GETSOCKNAME])
- GNULIB_GETSOCKOPT=0; AC_SUBST([GNULIB_GETSOCKOPT])
- GNULIB_LISTEN=0; AC_SUBST([GNULIB_LISTEN])
- GNULIB_RECV=0; AC_SUBST([GNULIB_RECV])
- GNULIB_SEND=0; AC_SUBST([GNULIB_SEND])
- GNULIB_RECVFROM=0; AC_SUBST([GNULIB_RECVFROM])
- GNULIB_SENDTO=0; AC_SUBST([GNULIB_SENDTO])
- GNULIB_SETSOCKOPT=0; AC_SUBST([GNULIB_SETSOCKOPT])
- GNULIB_SHUTDOWN=0; AC_SUBST([GNULIB_SHUTDOWN])
- GNULIB_ACCEPT4=0; AC_SUBST([GNULIB_ACCEPT4])
- HAVE_STRUCT_SOCKADDR_STORAGE=1; AC_SUBST([HAVE_STRUCT_SOCKADDR_STORAGE])
- HAVE_STRUCT_SOCKADDR_STORAGE_SS_FAMILY=1;
- AC_SUBST([HAVE_STRUCT_SOCKADDR_STORAGE_SS_FAMILY])
- HAVE_SA_FAMILY_T=1; AC_SUBST([HAVE_SA_FAMILY_T])
- HAVE_ACCEPT4=1; AC_SUBST([HAVE_ACCEPT4])
-])